51706260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{287257}}^1$

素因数の和:287272

約数の個数: 36

約数和(自身を含む): 156842868

約数和(自身を除く): 105136608

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 287257, 574514, 861771, 1149028, 1436285, 1723542, 2585313, 2872570, 3447084, 4308855, 5170626, 5745140, 8617710, 10341252, 12926565, 17235420, 25853130, 51706260]

約数ペア:

[(1, 51706260), (2, 25853130), (3, 17235420), (4, 12926565), (5, 10341252), (6, 8617710), (9, 5745140), (10, 5170626), (12, 4308855), (15, 3447084), (18, 2872570), (20, 2585313), (30, 1723542), (36, 1436285), (45, 1149028), (60, 861771), (90, 574514), (180, 287257)]